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Finding the Third Proportional to 34,293,922 and 73,972,220

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Solution

The third proportional to 34,293,922 and 73,972,220 is: 159,558,575.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,293,922 : 73,972,220 = 73,972,220 : x
  2. Step 2: Convert to fraction form
    34,293,922/73,972,220 = 73,972,220/x
  3. Step 3: Cross multiply
    34,293,922x = 73,972,220 × 73,972,220
  4. Step 4: Simplify right side
    34,293,922x = 5,471,889,331,728,400
  5. Step 5: Solve for x
    x = 5,471,889,331,728,400/34,293,922
  6. Step 6: Final answer
    x = 159,558,575.18

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.